291900420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:267

約数の個数: 288

約数和(自身を含む): 1085011200

約数和(自身を除く): 793110780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 89, 90, 95, 105, 114, 126, 133, 137, 140, 171, 178, 180, 190, 210, 228, 252, 266, 267, 274, 285, 315, 342, 356, 380, 399, 411, 420, 445, 532, 534, 548, 570, 623, 630, 665, 684, 685, 798, 801, 822, 855, 890, 959, 1068, 1140, 1197, 1233, 1246, 1260, 1330, 1335, 1370, 1596, 1602, 1644, 1691, 1710, 1780, 1869, 1918, 1995, 2055, 2394, 2466, 2492, 2603, 2660, 2670, 2740, 2877, 3115, 3204, 3382, 3420, 3738, 3836, 3990, 4005, 4110, 4788, 4795, 4932, 5073, 5206, 5340, 5607, 5754, 5985, 6165, 6230, 6764, 7476, 7809, 7980, 8010, 8220, 8455, 8631, 9345, 9590, 10146, 10412, 11214, 11508, 11837, 11970, 12193, 12330, 12460, 13015, 14385, 15219, 15618, 16020, 16910, 17262, 18221, 18690, 19180, 20292, 22428, 23427, 23674, 23940, 24386, 24660, 25365, 26030, 28035, 28770, 30438, 31236, 33820, 34524, 35511, 36442, 36579, 37380, 39045, 43155, 46854, 47348, 48772, 50730, 52060, 54663, 56070, 57540, 59185, 60876, 60965, 71022, 72884, 73158, 76095, 78090, 85351, 86310, 91105, 93708, 101460, 106533, 109326, 109737, 112140, 117135, 118370, 121930, 142044, 146316, 152190, 156180, 163989, 170702, 172620, 177555, 182210, 182895, 213066, 218652, 219474, 231667, 234270, 236740, 243860, 256053, 273315, 304380, 327978, 341404, 355110, 364420, 365790, 426132, 426755, 438948, 463334, 468540, 512106, 532665, 546630, 548685, 655956, 695001, 710220, 731580, 768159, 819945, 853510, 926668, 1024212, 1065330, 1093260, 1097370, 1158335, 1280265, 1390002, 1536318, 1621669, 1639890, 1707020, 2085003, 2130660, 2194740, 2316670, 2560530, 2780004, 3072636, 3243338, 3279780, 3475005, 3840795, 4170006, 4633340, 4865007, 5121060, 6486676, 6950010, 7681590, 8108345, 8340012, 9730014, 10425015, 13900020, 14595021, 15363180, 16216690, 19460028, 20850030, 24325035, 29190042, 32433380, 41700060, 48650070, 58380084, 72975105, 97300140, 145950210, 291900420]

約数ペア:

[(1, 291900420), (2, 145950210), (3, 97300140), (4, 72975105), (5, 58380084), (6, 48650070), (7, 41700060), (9, 32433380), (10, 29190042), (12, 24325035), (14, 20850030), (15, 19460028), (18, 16216690), (19, 15363180), (20, 14595021), (21, 13900020), (28, 10425015), (30, 9730014), (35, 8340012), (36, 8108345), (38, 7681590), (42, 6950010), (45, 6486676), (57, 5121060), (60, 4865007), (63, 4633340), (70, 4170006), (76, 3840795), (84, 3475005), (89, 3279780), (90, 3243338), (95, 3072636), (105, 2780004), (114, 2560530), (126, 2316670), (133, 2194740), (137, 2130660), (140, 2085003), (171, 1707020), (178, 1639890), (180, 1621669), (190, 1536318), (210, 1390002), (228, 1280265), (252, 1158335), (266, 1097370), (267, 1093260), (274, 1065330), (285, 1024212), (315, 926668), (342, 853510), (356, 819945), (380, 768159), (399, 731580), (411, 710220), (420, 695001), (445, 655956), (532, 548685), (534, 546630), (548, 532665), (570, 512106), (623, 468540), (630, 463334), (665, 438948), (684, 426755), (685, 426132), (798, 365790), (801, 364420), (822, 355110), (855, 341404), (890, 327978), (959, 304380), (1068, 273315), (1140, 256053), (1197, 243860), (1233, 236740), (1246, 234270), (1260, 231667), (1330, 219474), (1335, 218652), (1370, 213066), (1596, 182895), (1602, 182210), (1644, 177555), (1691, 172620), (1710, 170702), (1780, 163989), (1869, 156180), (1918, 152190), (1995, 146316), (2055, 142044), (2394, 121930), (2466, 118370), (2492, 117135), (2603, 112140), (2660, 109737), (2670, 109326), (2740, 106533), (2877, 101460), (3115, 93708), (3204, 91105), (3382, 86310), (3420, 85351), (3738, 78090), (3836, 76095), (3990, 73158), (4005, 72884), (4110, 71022), (4788, 60965), (4795, 60876), (4932, 59185), (5073, 57540), (5206, 56070), (5340, 54663), (5607, 52060), (5754, 50730), (5985, 48772), (6165, 47348), (6230, 46854), (6764, 43155), (7476, 39045), (7809, 37380), (7980, 36579), (8010, 36442), (8220, 35511), (8455, 34524), (8631, 33820), (9345, 31236), (9590, 30438), (10146, 28770), (10412, 28035), (11214, 26030), (11508, 25365), (11837, 24660), (11970, 24386), (12193, 23940), (12330, 23674), (12460, 23427), (13015, 22428), (14385, 20292), (15219, 19180), (15618, 18690), (16020, 18221), (16910, 17262)]